8 Electrical Characteristics

This section provides an overview of the IS2062/64 SoC electrical characteristics. Additional information will be provided in future revisions of this document, once it is available.

Table 8-1. ABSOLUTE MAXIMUM RATINGS
ParameterSymbolMin.Max.Unit
Ambient temperature under bias—-20+70℃
Storage temperature—-65+150℃
Digital core supply voltage VDD_CORE01.35V
RF supply voltage VCC_RF 01.35V
SAR ADC supply voltage SAR_VDD02.1V
Codec supply voltage VDDA/VDDAO03.3V
I/O supply voltageVDD_IO03.6V
Buck supply voltageBK_VDD04.3V
Supply voltageLDO31_VIN 04.3V
Battery input voltageBAT_IN04.3V
Adapter input voltageADAP_IN07.0V
Note: Stresses listed on the preceding table cause permanent damage to the device. This is a stress rating only. The functional operation of the device at those or any other conditions and those indicated in the operation listings of this specification are not implied. Exposure to maximum rating conditions for extended periods affects device reliability.

The following tables provide the recommended operating conditions and the electrical specifications of the IS2062/64 SoC.

Table 8-2. RECOMMENDED OPERATING CONDITION
ParameterSymbolMin.Typ.Max.Unit
Digital core supply voltageVDD_CORE1.141.21.26V
RF supply voltageVCC_RF1.221.281.34V
SAR ADC supply voltageSAR_VDD1.621.81.98V
Codec supply voltageVDDA/VDDAO1.82.83.0V
I/O supply voltageVDD_IO3.03.3—V
Buck supply voltageBK_VDD33.84.25V
Supply voltageLDO31_VIN33.84.25V
Input voltage for batteryBAT_IN3.23.84.25V
Input voltage for adapterADAP_IN4.555.5V
Operation temperatureTOPERATION-20+25+70℃
Note: The PMU output powers, BK_O, CODEC_VO, RFLDO_O, and CLDO_O are programmed through the EEPROM parameters.
Table 8-3. BUCK REGULATOR
Parameter Min.Typ.Max.Unit
Input Voltage3.03.84.25V
Output Voltage (Iload = 70 mA and Vin = 4V)1.71.82.05V
Output Voltage Accuracy—±5—%
Output Voltage Adjustable Step—50—mV/Step
Output Adjustment Range-0.1—+0.25V
Average Load Current (ILOAD)120——mA
Conversion Efficiency (BAT = 3.8V and Iload = 50 mA)—88(1)—%
Quiescent Current (PFM)——40μA
Output Current (peak)200——mA
Shutdown Current——<1μA
Note:
  1. Test condition: Temperature +25℃ and wired inductor 10 μH.
  2. These parameters are characterized, but not tested on the manufactured device.
Table 8-4. LOW DROP REGULATOR
ParameterMin.Typ.Max.Unit
Input Voltage3.03.84.25V
Output VoltageCODEC_VO—2.8—V
LDO31_VO—3.3—
Output Accuracy (VIN = 3.7V, ILOAD = 100 mA and +27ºC)—±5—%
Output current (average)——100mA

Drop-out voltage

(Iload = maximum output current)

——300mV
Quiescent Current (excluding load and Iload < 1 mA)—45—μA
Shutdown Current——<1μA
Note:
  1. Test condition: Temperature +25℃.
  2. These parameters are characterized, but not tested on manufactured device.
Table 8-5. BATTERY CHARGER
ParameterMin.Typ.Max.Unit
Input Voltage (ADAP_IN)4.55.05.5V
Supply current to charger only—34.5mA
Maximum Battery Fast Charge CurrentHeadroom > 0.7V (ADAP_IN = 5V)—350—mA
Headroom = 0.3V to 0.7V (ADAP_IN = 4.5V) (Note 2)—175—mA
Trickle Charge Voltage Threshold—3—V
Battery Charge Termination Current (% of Fast Charge Current)—10—%
Note:
  1. Headroom = VADAP_IN - VBAT.
  2. When VADAP_IN - VBAT > 2V, the maximum fast charge current is 175 mA for thermal protection.
  3. These parameters are characterized, but not tested on manufactured device.
Table 8-6. LED DRIVER
ParameterMin.Typ.Max.Unit
Open-drain Voltage——3.6V
Programmable Current Range0—5.25mA
Intensity Control—16—step
Current Step—0.35—mA
Power-Down Open-drain Current——1μA
Shutdown Current——1μA
Note:
  1. Test condition: BK_O = 1.8V with temperature +25ºC.
  2. These parameters are characterized, but not tested on manufactured device.
Table 8-7. AUDIO CODEC DIGITAL TO ANALOG CONVERTER
Parameter (Condition)Min.Typ.Max.Unit
Output Sampling Rate—128—fs
Resolution16—20Bit
Output Sample Rate8—48kHz
Signal-to-Noise Ratio (Note 2) (SNR @Capless mode) for 48 kHz—96—dB

Signal-to-Noise Ratio (Note 2)

(SNR @single-ended mode) for 48 kHz

—98—dB
Digital Gain-54—4.85dB
Digital Gain Resolution—2 to 6—dB
Analog Gain-28—3dB
Analog Gain Resolution—1—dB
Output Voltage Full-scale Swing (AVDD = 2.8V)495742.5—mV/rms
Maximum Output Power (16 Ohm load)—34.5—mW
Maximum Output Power (32 Ohm load)—17.2—mW
Allowed LoadResistive—16O.C.Ohm
Capacitive——500pF
THD+N (16 Ohm load) (Note 3)—0.05—%
Signal-to-Noise Ratio (SNR @ 16 Ohm load) (Note 4)——98—dB
Note:
  1. T = +25ºC, VDD = 2.8V, 1 kHz sine wave input, Bandwidth = 20 Hz to 20 kHz.
  2. fin = 1 kHz, B/W = 20 HZ to 20 kHz, A-weighted, THD+N < 0.01%, 0 dBFS signal, Load = 100 kOhm.
  3. fin = 1 kHz, B/W = 20 HZ to 20 kHz, A-weighted, -1 dBFS signal, Load = 16 Ohm.
  4. fin = 1 kHz, B/W = 20 HZ to 20 kHz, A-weighted, THD+N < 0.05%, 0 dBFS signal, Load = 16 Ohm.
  5. These parameters are characterized, but not tested on manufactured device.
Table 8-8. AUDIO CODEC ANALOG TO DIGITAL CONVERTER
Parameter (Condition)Min.Typ.Max.Unit
Resolution——16Bit
Output Sample Rate8—48kHz
Signal-to-Noise Ratio (Note 2) (SNR @MIC or Line-in mode)—92—dB
Digital Gain-54—4.85dB
Digital Gain Resolution—2 to 6—dB
MIC Boost Gain—20—dB
Analog Gain——60dB
Analog Gain Resolution—2.0—dB
Input full scale at maximum gain (differential)—4—mV/rms
Input full scale at minimum gain (differential)—800—mV/rms
3 dB bandwidth—20—kHz
Microphone mode (input impedance)—24—kOhm
THD+N (microphone input) at 30 mVrms input—0.02—%
Note:
  1. T = +25ºC, VDD = 2.8V, 1 kHz sine wave input, Bandwidth = 20 Hz to 20 kHz
  2. fin = 1 kHz, B/W = 20 Hz to 20 kHz, A-weighted, THD+N < 1%, 150 mVpp input.
  3. These parameters are characterized, but not tested on manufactured device.
Table 8-9. TRANSMITTER SECTION FOR BDR AND EDR
ParameterMin.Typ.Max.Bluetooth specificationUnit
Transmit power—2(3)4-6 to 4dBm
EDR/BDR relative transmit power-4-1.81-4 to 1dB
Note:
  1. The RF Transmit power is modulation value.
  2. The RF Transmit power is calibrated during production using the MP tool software and MT8852 Bluetooth test equipment.
  3. Test condition: VCC_RF = 1.28V, temperature +25℃.
Table 8-10. RECEIVER SECTION FOR BDR AND EDR
ParameterPacket TypeMin.Typ.Max.Bluetooth specificationUnit
Sensitivity at 0.1% BERGFSK—-89—≤-70dBm
Sensitivity at 0.01% BERπ/4 DQPSK—-93—≤-70dBm
8 DPSK—-86—≤-70dBm
Note:
  1. Test condition: VCC_RF = 1.28V, temperature +25ºC.
  2. These parameters are characterized, but not tested on manufactured device.
Table 8-11. IS2062GM SYSTEM CURRENT CONSUMPTION
System StatusTyp.Max.Unit
System Off mode—10μA
Stop Advertising (Samsung S5 (SM-G900I)/Android™ 4.4.2)
Standby mode0.57—mA
Link mode0.5—mA
ESCO Link15.1—mA
A2DP Link14.3—mA
Stop Advertising (iPhone®6 / iOS 8.4)
Standby mode0.6—mA
Link mode0.6—mA
SCO Link15.3—mA
A2DP Link15.4—mA
Note:
  1. Standby mode: Power-on without Bluetooth link; Link mode: With Bluetooth link in Low-Power mode.
  2. Current consumption values are considered with the BM62 EVB as a test platform, BAT_IN = 3.8V. The distance between smart phone and EVB is 30 cm and the speaker is without loading.
Table 8-12. IS2064GM-0L3 SYSTEM CURRENT CONSUMPTION
ModesConditionRolePackage TypeClass 1Class 2Unit

SCO/eSCO connection

(mute at both far end and near end)

CVSDMasterdisable 3M22.117.1mA
enable 3M22.218.0mA
Slavedisable 3M22.317.5mA
enable 3M21.217.3mA
mSBCMasterdisable 3M22.918.7mA
enable 3M22.918.7mA
Slavedisable 3M22.318.9mA
enable 3M22.818.9mA

A2DP connection

(1 kHz tone, mute)

SBC, 44.1 kHz, I2S outputMasterdisable 3M20.216.8mA
enable 3M19.417.7mA
Slavedisable 3M17.316.1mA
enable 3M18.116.7mA
LDAC, 96.0 kHz, I2S output 330 KBPSMasterdisable 3M29.524.5mA
enable 3M29.522.8mA
Slavedisable 3M28.121.4mA
enable 3M2821.7mA
LDAC, 96.0 kHz, I2S output 660 KBPSMasterdisable 3M26.125.4mA
enable 3M26.423mA
Slavedisable 3M24.321.3mA
enable 3M24.822.4mA
LDAC, 96.0 kHz, I2S output 990 KBPSMasterdisable 3M28.225.5mA
enable 3M28.124.98mA
Slavedisable 3M25.3622.67mA
enable 3M26.1522.9mA

Sniff mode

(linked to mobile)

sniff interval = 500 ms, 1 attemptMaster-900690uA
sniff interval = 1280 ms, 1 attemptMaster-730670uA

Page Scan

(not discoverable, yet ready to be connected)

Page Scan interval= 1.28s--810730uA
System off---7016.1uA
  1. The measurements are taken on the BM64L EVB.
  2. The distance between the DUT and the smartphone is 30cm. The values mentioned in the preceding table was measured using an Android phone with version 8.0.0.
  3. BAT_IN is 3.7V.
  4. The current consumption values reflect the average current consumption.
Table 8-13. IS2064S/B SYSTEM CURRENT CONSUMPTION
ModesConditionRolePacket TypeIS2064BIS2064SUnit
Default UI

(1 kHz tone, without LEDs)

Standalone BT mode, with default UI tableMaster-10.310.1mA
SCO/eSCO connection

(mute at both far end and near end)

Mono audio codec outputMasterHV310.611mA
2EV39.310.7mA
3EV3NSNSmA
SlaveHV312.814.7mA
2EV313.614.7mA
3EV3NSNSmA
A2DP connection (1 kHz tone, mute, no load)Internal Codec, Android SlaveMasterDH511.411.1mA
2DH510.710.1mA
Internal Codec, iOS MasterSlaveDH510.39.7mA
2DH510.39.7mA
3DH510.39.7mA
Sniff mode

(linked to smartphone, BLE off)

Connection established, but no activity (system idle)Master-423427 μA
Slave-423427μA
Inquiry Scan (discoverable by smartphone)With LEDs--3.83.8mA
Without LEDs--1.11.2mA
System-off3.8V at BAT_IN--1820μA
Note:
  1. NS = Not Supported.
  2. The measurements are taken on the IS2064S-114 and IS2064B-114 Validation Platform.
  3. The distance between the DUT and the smartphone is 20 cm.
  4. iOS version 10.3.2 and Android version 5.1.1.
  5. BAT_IN = 3.8V.
  6. The current consumption values reflect the average current consumption.